Ramrao Adik Institute of Technology Nerul, Navi Mumbai · 2020. 9. 25. · Ramrao Adik Institute of...

Ramrao Adik Institute of Technology Nerul, Navi Mumbai

Date: 25/09/2020

RAIT/SS/Admn./2020-21

NOTICE

Sample Papers for all branches of R2016 for the examination scheduled on 27/09/2020

The sample papers for the online examination to be held in September/October 2020 are attached herewith.

Please note that, these are the sample papers to indicate the pattern of examination. Questions from these sample paper may or may not appear in the examination.

Dr. Mukesh D. Patil Principal, RAIT

Q.No. Question Option A Option B Option D1 The physical storage structure or device could be changed without affecting the

conceptual schema, this is known asPhysical data independence

Logical data independence

External data independence

view data independence

2The easy to use menu is used by

Sophisticated end users

Stand -alone end user Casual end user naive user

3 The descriptive property possessed by each entity set is Entity Attribute Relation Model4 The attribute Retiremnet_date is calculated from DATE_OF_JOINING. The

attribute Retirement_date isSingle valued Multi valued Composite Derived

5 The number of entities to which another entity can be associated via a relationship set is expressed as: Entity Cardinality Schema Attributes

6 An association of several entities in an Entity-Relation model is called: Tuple Record Relationship Field7 The operation which produces a relation that has attributes of R1 and R2 and

includes as tuples all possible combinations of tuples from R1 and R2. Join Cartesian Product Union

8 The operation which produces a relation R(X) that includes all tuples t[x] in R1(Z) that appears in R1 in combination with every tuple from R2(Y.) Cartesian Product Union Join

9 In Relational Model, table is denoted as Relation Tuple Range10 The Relational Algebra operation which selects tuples that satisfy the selection

condition from a relation R. Select Project Natural Join

11 The command to remove rows from a table is: DROP FROM Table name;UPDATE FROM Table name;

REMOVE FROM Table name;

DELETE FROM Table name;

12 In SQL , the View command is declared as: define view V as ;Create view V as BCA->BThis can be combined as

A->B A->BC B->AC

18 4NF is designed to cope with: transitive dependencies

join dependency functional dependency

19 In the __________ normal form, a composite attribute is converted to individual attributes.

First Second Fourth

20 If attributes A and B determine attribute C, then it is also true that: A → C. B → C C is a determinant21 The sequnce of log record is called as file Database Dataset view22 A deadlock exists in the system if and only if the wait-for graph contains a

___________ Cycle Direction Bi-direction Rotation23 A DBMS uses a transaction ____ to keep track of all transactions that update the

database log table block line24 The ____ statement is used to end a successful transaction. COMMIT DONE FORCE QUIT25 A system is in a ______ state if there exists a set of transactions such that every

transaction in the set is waiting for another transaction in the set. Idle Waiting Deadlock Ready

Set Division

Set Division

Domain

B-->C

multivalued dependency

Note : All questions are compulsory and each carry equal marks.

University of MumbaiExamination 2020 under cluster 3 (FCRIT)

Course : Database Management System Time : 1hour Max. Marks: 50

Option C

Program: Computer EngineeringCurriculum Scheme : Revised 2016

Examination: Third Year Sem V

Third

(A,B) is composite

Equijoin

University of Mumbai Examination 2020 under cluster 3 (FCRIT)

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Program: BE Electronics Engineering

Curriculum Scheme: Revised 2016

Examination: Third Year Semester V

Course Code: ELX 502 and Course Name: Digital Communication

Time: 1 hour Max. Marks: 50

==============================================================================

Note to the students:- All the Questions are compulsory and carry equal marks .

Q1. Why study probability theory in digital communication? Option A: Nature of noise is deterministic Option B: Nature of information is deterministic Option C: Randomness does not affect communication system Option D: To recover the message signal, we use probability theory for estimation Q2. A discrete memoryless channel that has binary input and output alphabets and

symmetric transition probabilities is Option A: Binary Asymmetric Channel Option B: Binary Symmetric Channel Option C: Communication Channel Option D: Binary Channel Q3. Quantization noise Option A: Decreases as the sample rate increases Option B: Decreases as the sample rate decreases Option C: Decreases as the bits per sample increases Option D: Decreases as the bits per sample decreases Q4. The objective of source coding is Option A: To use codes that are long as possible to represent the source signal Option B: To use codes that are short as possible to represent the source signal Option C: To use messages that are short as possible to represent the source signal Option D: To use codes that are lengthy as possible to represent the source signal Q5. The amount of information received from a message is Option A: Indirectly related to uncertainty Option B: Directly related to probability Option C: Inversely related to probability Option D: Inversely related to uncertainty Q6. Average rate at which information is transferred is called information rate and is


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given by Option A: R = r H Option B: R = r P Option C: r = R H Option D: R = r E Q7. In ______ schemes, the voltages are on the both sides of the time axis. For

example, the voltage level for 0 can be positive and the voltage level for 1 can be negative.

Option A: Unipolar Option B: Multilevel Option C: Bipolar Option D: Polar Q8. Inter Symbol Interference is caused by Option A: Ideal channel that are not distortion less over the entire signal B.W Option B: Nonideal channel that are not distortion less over the entire signal B.W Option C: Nonideal channel that are distortion less over the entire signal B.W Option D: Nonideal channel that are not distortion free over the entire signal B.W Q9. Correlative Coding is implemented by Option A: Modified Encoding Option B: Modified bibinary Encoding Option C: Modified duobinary Encoding Option D: Modified triobinary Encoding Q10. Line Coding should have which of the following property Option A: Power inefficiency Option B: Favorable power spectral density Option C: Inadequate timing content Option D: Non-Transparency Q11. Quadrature Phase Shift Keying (QPSK) is a modulation scheme where each

symbol consists of Option A: 4 bits Option B: 2 bits Option C: 1 bit Option D: M number of bits, depending upon the requirement Q12. Which of the following is most affected by noise? Option A: PSK Option B: ASK Option C: FSK Option D: Quadrature Amplitude Modulation(QAM)


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Q13. Matched filter technique is used to Option A: Increase SNR Option B: Decrease SNR Option C: SNR is not affected Option D: Signal transmission Q14. In M-ary FSK, as M increases error Option A: Decreases Option B: Increases Option C: Cannot be determined Option D: Does not get effected Q15. The data rate of QPSK is what of BPSK. Option A: Thrice Option B: Four Times Option C: Same Option D: Twice Q16. The maximum bandwidth is occupied by Option A: ASK Option B: FSK Option C: BPSK Option D: MSK Q17. In On-Off keying, the carrier signal is transmitted with signal value '1' and '0'

indicates Option A: No carrier Option B: Half the carrier amplitude Option C: Amplitude of modulating signal Option D: Phase of modulating signal Q18. In coherent detection of signal Option A: Local carrier is not generated Option B: Carrier of frequency and phase as same as transmitted carrier is generated Option C: The carrier is not in synchronization with modulated carrier Option D: Carrier of frequency and amplitude as same as transmitter carrier is generated Q19. In decoding of cyclic code, which among the following is also regarded as

'Syndrome Polynomial'? Option A: Quotient Polynomial Option B: Remainder Polynomial Option C: Received code word Polynomial Option D: Generator Polynomial Q20. In block coding, we divide our messages into blocks, each of k bits, called


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Option A: Blockword Option B: Dataword Option C: Datacode Option D: Codeword Q21. To guarantee correction of up to 5 errors in all cases, the minimum hamming

distance in a block code must be Option A: 11 Option B: 10 Option C: 5 Option D: 4 Q22. We can divide coding scheme into two broad categories that are Option A: Block, Linear Option B: Linear, Convolution Option C: Block, Convolution Option D: Cyclic, Convolution Q23. Which are special linear block codes with one extra property. If a code is rotated,

the result is another codeword. Option A: Non-linear Option B: Convolution Option C: Reed-Solomen Option D: Cyclic Q24. Which of the following bands cannot be used for satellite communication? Option A: X Option B: MF Option C: Ku Option D: C Q25. The operation of the fiber-optic cable is based on the Option A: Refraction Option B: Reflection Option C: Absorption Option D: Dispersion


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Program: BE Electronics and Telecommunication Engineering



Course Code and Course Name: ECC 502 DIGITAL COMMUNICATION

Time: 1hour Max. Marks: 50

Note to the students:- All Questions are compulsory and carry equal marks .

Q1. The value of probability density function and probability distribution function is always

Option A: One Option B: Negative Function Option C: Non negative Option D: Infinite Q2. Gaussian Process is ---- Option A: Wide sense stationary Process Option B: Strict sense stationary Process Option C: Both A&B Option D: Uniform Random process Q3. In Poisson distribution mean is --- variance. Option A: Greater than Option B: Lesser than Option C: Does not depend on Option D: Equal to Q4. A continuous random variable X has a peak magnitude M. The differential

entropy of X is maximum when the distribution of X is Option A: Gaussian Option B: Uniform Option C: Exponential Option D: Rayleigh Q5. Two coins are thrown at the same time. Find the probability of getting both

heads. Option A: 3/4 Option B: 1/4 Option C: 1/2 Option D: 0


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Q6. A discrete memoryless source has an alphabet of 5 symbols. The symbol

probabilities are as following P(S0)=0.55, P(S1)=P(S2)=0.15,P(S3)= 0.10, P(S4)=0.05.What is average code word length of a Huffman code for this source?

Option A: 1.90 Option B: 1.45 Option C: 2.90 Option D: 2.67 Q7. The distance between two code-words is equal to the---- of the third code-words

which is the sum of the first two code words. Option A: Size Option B: Minimum distance Option C: Weight Option D: Code rate Q8. The Cyclic codes are designed using Option A: Shift registers with Feedback Option B: Shift registers without Feedback Option C: Flipflops Option D: Check bits Q9. In maximum likelihood decoding technique the likelihood techniques compare

the Option A: Joint Probabilities Option B: Individual Probabilities Option C: Conditional Probabilities Option D: Marginal Probabilities Q10. For Cyclic code in the dividing circuit, the parity polynomial obtained by the Option A: Quotient Option B: Dividend Option C: Divisor Option D: Remainder Q11. The received code contains an error if the syndrome vector is Option A: Non zero Option B: Zero Option C: Infinite Option D: All of the above Q12. Roll off factor is the fraction of Option A: Excess bandwidth and absolute bandwidth Option B: Excess bandwidth and minimum nyquist bandwidth Option C: Absolute bandwidth and minimum nyquist bandwidth


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Option D: Excess bandwidth and minimum bandwidth Q13. Differential modulation schemes are usually based on phase modulation

schemes because Option A: Phase modulation scheme are bandwidth efficient scheme Option B: Information can be easily encoded in the difference of the phases of consecutive

symbols Option C: Phase is least affected by noise Option D: Phase is most affected by noise Q14. Consider (7,4) Cyclic code having generator polynomial g(x)=1+𝑥𝑥2+𝑥𝑥3so with

message 1001 what will be the codeword? Option A: 1101001 Option B: 1001101 Option C: 1011001 Option D: 1111001 Q15. The code in convolution coding is generated using Option A: AND Logic Option B: OR Logic Option C: EX-NOR Logic Option D: EX-OR logic Q16. A 16 PAM baseband scheme operating at a data rate of R1provides a certain

number of real dimension over a time duration of T1.If a 256-QAM baseband scheme operating at a data rate of 2R1 provides the same number of real dimensions over a time duration of T2 then

Option A: 2T1=T2 Option B: T1=4T2 Option C: T1=2T2 Option D: 4T1=T2 Q17. The process of coding multiplexer output into electrical pulses or waveforms for

transmission is called Option A: Amplitude Modulation Option B: Line coding Option C: FSK Option D: Filtering Q18. The format in which the positive half interval pulse is followed by a negative half

interval pulse for transmission of ‘1’ is Option A: Polar NRZ format Option B: Polar RZ format Option C: Bipolar NRZ format Option D: Manchester format


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Q19. The probability of bit error Pbin QPSK using nearest neighbor approximation is Option A: Pb= 2Q(�4𝐸𝐸𝐸𝐸/𝑁𝑁0) Option B: Pb= 3Q(�2𝐸𝐸𝐸𝐸/𝑁𝑁0) Option C: Pb= 2Q(�2𝐸𝐸𝐸𝐸/𝑁𝑁0) Option D: Pb= Q(�2𝐸𝐸𝐸𝐸/𝑁𝑁0) Q20. The method in which the tail of one pulse smears into the adjacent symbol

interval is called as Option A: Intersymbol Interference Option B: Interbit Interference Option C: Interchannel Interference Option D: All of the above Q21. The detection method where carrier’s phase is given importance is called as Option A: Coherent Detection Option B: Non Coherent Detection Option C: Phase Detector Option D: Envelope detector Q22. The relation between probability of bit error ,P(bit error) and probability of

symbol error,P(symbol error),in M-ary FSK using nearest neighbor approximation is

Option A: P(bit error)= 𝑀𝑀/2 𝑀𝑀−1

P(symbol error) Option B: P(bit error)= 2𝑀𝑀

𝑀𝑀−1P(symbol error)

Option C: P(bit error)= 𝑀𝑀𝑀𝑀−1

P(symbol error) Option D: P(bit error)= 𝑀𝑀

2P(symbol error)

Q23. Five signals each of bandwidth 1 kHz are multiplexed and transmitted using

binary PCM. The maximum tolerable error in sample amplitudes is 0.2% of the peak amplitude. The signals are to be sampled at least 20% above the Nyquist rate. Given that the minimum bandwidth required for a binary PCM transmission is half the bit rate, the minimum bandwidth required in kHz is

Option A: 54.5 Option B: 45.5 Option C: 65.5 Option D: 35.5 Q24. For line code ,transmission bandwidth must be Option A: Maximum possible Option B: As small as possible Option C: Depends on the signal Option D: None of the above


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Q25. Characteristics of Matched filter are Option A: Matched filter is used to maximize Signal to noise ratio even for non-Gaussian

noise Option B: It gives the output as signal energy in the absence of noise Option C: They are used for signal detection Option D: All of the above

University of Mumbai Examination 2020- Inter Cluster

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Program: BE Instrumentation Engineering



Course Code: ISC502 and Course Name: Applications of Microcontroller

Time: 1hour Max. Marks: 50

======================================================================

Note to the students:- All Questions are compulsory and carry equal marks .

Q1. 1. Which of the following are examples of embedded systems? Option A: Laptop Option B: Washing machine Option C: Computational server Option D: Computer Q2. What is meant by ALU? Option A: Arithmetic Logic Unit Option B: Automatic Logic Unit Option C: Arithmetic Local Unit Option D: Automatic Local Unit Q3. If RS0 = 0 and RS1 = 1, the register bank address range is Option A: 00H-07H Option B: 08H-0FH Option C: 10H-17H Option D: 18H-1FH Q4. If CY = 1, A = 95H, and B = 4FH prior to the execution of “SUBB A, B”, what

will be the contents of A after the subtraction? Option A: 46H Option B: 45H Option C: BAH Option D: B9H Q5. A compiler for a high-level language that runs on one machine and produces code

for a different machine is called ___________ Option A: Optimizing compiler Option B: One pass compiler Option C: Cross compiler Option D: Multipass compiler Q6. The number of timers in an 8051 microcontroller is Option A: 2 Option B: 5


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Option C: 1 Option D: 0 Q7. In serial communication which of the following mode of operation

receives/transmits 10 bits? Option A: Mode 0 Option B: Mode 1 Option C: Mode 2 Option D: Mode 3 Q8. How many rows and columns are present in a 16*2 alphanumeric LCD? Option A: rows=2, columns=32 Option B: rows=16, columns=2 Option C: rows=16, columns=16 Option D: rows=2, columns=16 Q9. 8 input DAC has ________ Option A: 8 discrete voltage levels Option B: 64 discrete voltage levels Option C: 124 discrete voltage levels Option D: 256 discrete voltage levels Q10. External Access is used to permit ____________ Option A: Peripherals Option B: Power supply Option C: ALE Option D: Memory interfacing Q11. While interfacing stepper motor, how many port pins are required? Option A: 4 Option B: 3 Option C: 2 Option D: 8 Q12. For traffic light control using 8051, following components are required for

indication. Option A: 7-segment display Option B: ADC Option C: Relay Option D: DAC Q13. For microcontroller based weighing machine, following components are used. Option A: Load cell,ADC,microcontroller Option B: Load cell,microcontroller,amplifier,power supply Option C: Load cell,ADC,micronctroller,power supply Option D: Load cell,ADC,micronctroller,amplifier,power supply Q14. Which of the following relations among bits, nibbles, bytes, and words for an


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8086 microprocessor is a valid one? Option A: 1 byte = 4 bits; 1 nibble = 2 bytes; 1 word = 4 nibbles; 1 long-word = 8 bytes Option B: 1 byte = 2 nibbles; 1 word = 2 nibbles; 1 nibble = 2 bytes; 1 long-word = 4 bytes Option C: 1 byte = 8 bits; 1 nibble = 4 bits; 1 word = 2 nibbles; 1 long-word = 4 nibbles Option D: 1 byte = 2 nibbles; 1 word = 2 bytes; 1 long-word = 8 nibbles; 1 nibble = 4 bits Q15. Which of the following is NOT a criterion in choosing a microcontroller? Option A: Number of pins Option B: On-chip debugging Option C: Easy availability Option D: High cost Q16. What will be the contents of the registers R5 and R6 after the following

instructions are executed? MOV DPTR, #23FF H MOV R5, DPL MOV R6, DPH

Option A: R5 = 23H, R6 = FFH Option B: R5 = 24H, R6 = FFH Option C: R5 = FFH, R6 = 23H Option D: R5 = FFH, R6 = 24H Q17. How many times the instruction CPL A is executed in the following program of

an 8051? MOV A, #F0H MOV R1, #60 NEXT: MOV R6, #10H AGAIN: CPL A DJNZ R6, AGAIN DJNZ R1, NEXT END

Option A: 600 times Option B: 900 times Option C: 690 times Option D: 960 times Q18. In which port external registers are used? Option A: Port 2 Option B: Port 0 Option C: Port 1 Option D: Port 3 Q19. For interfacing relay with 8051,how much current required by relay to run? Option A: 1 mA Option B: 2 mA Option C: 10 mA Option D: 5 mA


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Q20. Why Vref is set of ADC0848 to 2.56 V if analog input is connected to the LM35? Option A: to set the step size of the sampled input Option B: to set the ground for the chip Option C: to provide supply to the chip Option D: to provide reference voltage Q21. Which of the following statements regarding a microcomputer, a microprocessor,

and a microcontroller is TRUE? Option A: A microcomputer is a computer on a single chip with a microprocessor, a

memory unit, and I/Os. Option B: A microcontroller is a computer on a single chip with a microcomputer, a

memory unit and I/Os. Option C: A microprocessor is a computer on a single chip with an ALU, register circuits

and control circuits. Option D: A microcontroller is a computer on a single chip with a microprocessor, a

memory unit and I/Os. Q22. With respect to an 8051 microcontroller, match Column X with Column Y.

Column X Column Y 1. MOV A, #25H 1. Indexed Addressing Mode 2. MOV R6, A 2. Register Indirect Addressing Mode 3. MOV 56H, A 3. Register Addressing Mode 4. MOV @R0, A 4. Direct Addressing Mode 5. MOVC A, @A+DPTR 5. Immediate Addressing Mode

Option A: X1 – Y1, X2 – Y2, X3 – Y3, X4 – Y4, X5 – Y5 Option B: X1 – Y2, X2 – Y3, X3 – Y4, X4 – Y5, X5 – Y1 Option C: X1 – Y5, X2 – Y3, X3 – Y4, X4 – Y2, X5 – Y1 Option D: X1 – Y5, X2 – Y4, X3 – Y3, X4 – Y2, X5 – Y1 Q23. Assume that the word “USER” is burned into ROM locations starting at 2004H,

and that the program is burned into ROM locations starting at 0. What will be the contents of the Accumulator after the following set of instructions are executed? MOV DPTR, #2004H MOV A, #4H MOVC A, @A + DPTR

Option A: ‘U’ Option B: ‘S’ Option C: ‘E’ Option D: ‘R’ Q24. The following program generates a square wave on pin P1.5 Using timer 1. Find

the frequency. ConsiderXTAL = 11.0592 MHz. MOV TMOD, #10H AGAIN: MOV TL1, #26H MOV TH1, #71H SETB TR1 BACK: JNB TF1, BACK CLR TR1


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CPL P1.5 CLR TF1 SJMP AGAIN END

Option A: 12.087 Hz Option B: 12.601 Hz Option C: 13.504 Hz Option D: 14.705 Hz Q25. While programming the ADC0804 IC what steps are followed? Option A: select the analog channel, start the conversion, monitor the conversion, display

the digital results Option B: select the analog channel, activate the ALE signal (L to H pulse), start the

conversion, monitor the conversion, read the digital results Option C: select the analog channel, activate the ALE signal (H to L pulse), start the

conversion, monitor the conversion, read the digital results Option D: select the channel, start the conversion, end the conversion


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Program: BE Information Technology



Course Code:ITC502 and Course Name: Internet Programming

Time: 1 hour Max. Marks: 50

==============================================================================

Note to the students:- All the Questions are compulsory and carry equal marks .

Q1. Correct HTML to left align the content inside a table cell is

Option A: < a href = "url" target = "new">

Option B:

Option C:

Option D:

Q2. Add New Elements to HTML using

Option A: document.createElement("element name")

Option B: document.create.Element("element name")

Option C: document.form.createElement("element name")

Option D: document.form.create.Element("element name")

Q3. document.getElementById(id).style.property = new style is used

Option A: To change the style of an HTML element

Option B: To identify the HTML element

Option C: To identify the style of the HTML element

Option D: To change the style of an HTML doc

Q4. In JavaScript, _________ is an object of the target language data type that

encloses an object of the source language.


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Option A: a wrapper

Option B: a link

Option C: a cursor

Option D: a form

Q5. colspan=n can be added to only what tag?

Option A:

Option B:

Option C:

Option D:

Q6. The elements and have the following characteristics

Option A: Element inherits properties defined for in a stylesheet

Option B: Elements and define content to be inline or block-level

Option C: and are used as alternatives for the element

Option D: is used inside element

.

Q7.

The following is a web-page: JavaScript When the above web page is loaded into a browser, what will happen?


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Option A: The body of the web page will not contain any text

Option B: The body of the web page will contain the text "hello world" as an H1 heading

Option C: The background color of the web page will be green

Option D: document.write(" hello world "); is a comment.

Q8. Using which tag we insert an JavaScript in HTML page?

Option A:

Option B:

Option C:

Option D:

Q9. What are meta tags used for?

Option A: To store information usually relevant to browsers and search engines

Option B: To only store information usually relevant to browsers

Option C: To only store information about search engines

Option D: To store information about external links

Q10. How to create a Date object in JavaScript?

Option A: dateObjectName = new Date([parameters])

Option B: dateObjectName.new Date([parameters])

Option C: dateObjectName := new Date([parameters])

Option D: dateObjectName Date([parameters])

Q11. Who is making the Web standards?

Option A: Mozilla

Option B: Microsoft

Option C: The World Wide Web Consortium

Option D: NVDIA

Q12. What does the a stand for in RGBa?


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Option A: alpha

Option B: aqua

Option C: alapha

Option D: about

Q13. What are the first three values of text-shadow in order?

Option A: vertical,blur,horizontal,

Option B: vertical,horizontal,blur

Option C: horizontal,vertical,blur

Option D: blur,horizontal,vertical

Q14. The _______ attribute lets us tell the browser to play the audio

track continuously until the user stops or pauses it:

Option A: repeat

Option B: play

Option C: controls

Option D: loop

Q15. Identify the most accurate statement about the application of XML:

Option A: XML must be used to produce XML and HTML output

Option B: XML cannot specify or contain presentation information

Option C: XML is used to describe hierarchically organized information

Option D: XML performs the conversion of information between different e-business applications

Q16. What is full form of Ajax?

Option A: Asynchronous Javascript and XML

Option B: Abstract JSON and XML

Option C: Another Java Abstraction for X-Windows

Option D: Another Java and XML Library


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Q17. What is full form of Ajax?

Option A: Asynchronous Javascript and XML

Option B: Abstract JSON and XML

Option C: Another Java Abstraction for X-Windows

Option D: Another Java and XML Library

Q18. When trying to access a URL, the following message is displayed on the browser:

Server; Error 403. What could be the reason for the message?

Option A: The requested HTML file is not available

Option B: The path to the interpreter of the script file is invalid

Option C: The first line of the output from the script is not a valid HTTP header

Option D: The requested HTML file or CGI script has insufficient permission

Q19. What will be the output of the following PHP code?

< ?php function a() { function b() { echo 'I am b'; } echo 'I am a'; } a(); a(); ?>

Option A: I am b


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Option B: I am b I am a

Option C: Error

Option D: I am a Error

Q20. PHP scripts are enclosed within _______

Option A: . . .

Option B:

Option C: ?php . . . ?php

Option D:

. . .

Q21. Which of the following function returns the number of characters in a string

variable?

Option A: count($variable)

Option B: len($variable)

Option C: strcount($variable)

Option D: strlen($variable)

Q22. _______ is used to convert your application into Web-Application.

Option A: Struts Services

Option B: Web Services

Option C: Java Service

Option D: Browser Action

Q23. Web services can be discovered using ________

Option A: UDDII

Option B: UDDI

Option C: UDDDI

Option D: UDII

Q24. Django is based on which framework?


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Option A: MVC

Option B: MVVM

Option C: MVT

Option D: MMVT

Q25. What is the Django command to start a new app named ‘users’ in an existing

project?

Option A: manage.py –newapp users

Option B: manage.py newapp users

Option C: manage.py –startapp users

Option D: manage.py startapp users

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